1 . 在等腰直角三角形
中,
,点
在三角形内,满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a84b7de4bcbaa36f542b7ac3886bba.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350d9f16e66c2bf7e8e3c7dd6418e639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/003d09def07b84a3b85d9a92a9d1c9a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a84b7de4bcbaa36f542b7ac3886bba.png)
您最近一年使用:0次
2021-11-05更新
|
1421次组卷
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3卷引用:天津市西青区2021-2022学年高三上学期期末数学试题
天津市西青区2021-2022学年高三上学期期末数学试题浙江省2022届高考模拟卷数学试题(三)(已下线)专题06 平面向量的模与夹角(练)--第一篇 热点、难点突破篇-《2022年高考数学二轮复习讲练测(浙江专用)》
名校
解题方法
2 . 如图,在平行四边形
中,
,
为
的中点,
为线段
上一点,且满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
___________ ;若
的面积为
,则
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b96fac11d72f72c805dbddb8da72d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6bc857253bfddc4aead964b988e0a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64daad01a771e6fc2d5f27deab488d2d.png)
您最近一年使用:0次
2021-07-10更新
|
1715次组卷
|
7卷引用:天津市十二区县重点学校2022届高三下学期二模模拟数学试题
名校
3 . 如图,在平面四边形
中,
,
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a258cd6bc17e376271e7ec49cd29a8d8.png)
___________ ,若
是线段
上的一个动点,则
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d777adf392866d76f7b60ef508140d98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b96fac11d72f72c805dbddb8da72d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f498b5078c72e038c7140d83b577f40d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a258cd6bc17e376271e7ec49cd29a8d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3984294fc399b72f09933c97420cf0c7.png)
![](https://img.xkw.com/dksih/QBM/2021/4/2/2691236538720256/2691673571753984/STEM/6e9e36ff-b94c-428f-90bf-cd9712050678.png?resizew=205)
您最近一年使用:0次
2021-04-03更新
|
1357次组卷
|
5卷引用:天津市扶轮中学2022-2023学年高三上学期期末(线上)数学试题
天津市扶轮中学2022-2023学年高三上学期期末(线上)数学试题天津市部分区2021届高三下学期质量调查(一)数学试题天津市静海区第一中学2022-2023学年高一下学期3月学业能力调研数学试题(已下线)押第4题 平面向量-备战2021年高考数学(文)临考题号押题(全国卷2)(已下线)押第3题 平面向量-备战2021年高考数学(理)临考题号押题(全国卷2)
名校
4 . 已知平行四边形
的两条对角线相交于点
,
,
,
,其中点
在线段
上且满足
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/185061adb1814245b4b513739c55d37b.png)
______ ,若点
是线段
上的动点,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7b19819443514c14e3133a657941198.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8e62790b80d4dd6e19ef709088eec57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4f5eec0addba78f2e0cdfb7ecc59a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be2e2c0d4ac2bd79f6cea7a9b1a50662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3459f40bcad3f91600a8ab0f9a3b1a5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/185061adb1814245b4b513739c55d37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ce4aa176b1dc89d49a7b05806b35ef.png)
您最近一年使用:0次
2021-01-20更新
|
2148次组卷
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7卷引用:天津市耀华中学2022届高三下学期统练9数学试题